251043520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:307

約数の個数: 224

約数和(自身を含む): 758878848

約数和(自身を除く): 507835328

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 37, 40, 52, 56, 64, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 160, 182, 185, 208, 224, 233, 259, 260, 280, 296, 320, 364, 370, 416, 448, 455, 466, 481, 518, 520, 560, 592, 728, 740, 832, 910, 932, 962, 1036, 1040, 1120, 1165, 1184, 1295, 1456, 1480, 1631, 1820, 1864, 1924, 2072, 2080, 2240, 2330, 2368, 2405, 2590, 2912, 2960, 3029, 3262, 3367, 3640, 3728, 3848, 4144, 4160, 4660, 4810, 5180, 5824, 5920, 6058, 6524, 6734, 7280, 7456, 7696, 8155, 8288, 8621, 9320, 9620, 10360, 11840, 12116, 13048, 13468, 14560, 14912, 15145, 15392, 16310, 16576, 16835, 17242, 18640, 19240, 20720, 21203, 24232, 26096, 26936, 29120, 30290, 30784, 32620, 33670, 34484, 37280, 38480, 41440, 42406, 43105, 48464, 52192, 53872, 60347, 60580, 65240, 67340, 68968, 74560, 76960, 82880, 84812, 86210, 96928, 104384, 106015, 107744, 112073, 120694, 121160, 130480, 134680, 137936, 153920, 169624, 172420, 193856, 212030, 215488, 224146, 241388, 242320, 260960, 269360, 275872, 301735, 339248, 344840, 424060, 448292, 482776, 484640, 521920, 538720, 551744, 560365, 603470, 678496, 689680, 784511, 848120, 896584, 965552, 969280, 1077440, 1120730, 1206940, 1356992, 1379360, 1569022, 1696240, 1793168, 1931104, 2241460, 2413880, 2758720, 3138044, 3392480, 3586336, 3862208, 3922555, 4482920, 4827760, 6276088, 6784960, 7172672, 7845110, 8965840, 9655520, 12552176, 15690220, 17931680, 19311040, 25104352, 31380440, 35863360, 50208704, 62760880, 125521760, 251043520]

約数ペア:

[(1, 251043520), (2, 125521760), (4, 62760880), (5, 50208704), (7, 35863360), (8, 31380440), (10, 25104352), (13, 19311040), (14, 17931680), (16, 15690220), (20, 12552176), (26, 9655520), (28, 8965840), (32, 7845110), (35, 7172672), (37, 6784960), (40, 6276088), (52, 4827760), (56, 4482920), (64, 3922555), (65, 3862208), (70, 3586336), (74, 3392480), (80, 3138044), (91, 2758720), (104, 2413880), (112, 2241460), (130, 1931104), (140, 1793168), (148, 1696240), (160, 1569022), (182, 1379360), (185, 1356992), (208, 1206940), (224, 1120730), (233, 1077440), (259, 969280), (260, 965552), (280, 896584), (296, 848120), (320, 784511), (364, 689680), (370, 678496), (416, 603470), (448, 560365), (455, 551744), (466, 538720), (481, 521920), (518, 484640), (520, 482776), (560, 448292), (592, 424060), (728, 344840), (740, 339248), (832, 301735), (910, 275872), (932, 269360), (962, 260960), (1036, 242320), (1040, 241388), (1120, 224146), (1165, 215488), (1184, 212030), (1295, 193856), (1456, 172420), (1480, 169624), (1631, 153920), (1820, 137936), (1864, 134680), (1924, 130480), (2072, 121160), (2080, 120694), (2240, 112073), (2330, 107744), (2368, 106015), (2405, 104384), (2590, 96928), (2912, 86210), (2960, 84812), (3029, 82880), (3262, 76960), (3367, 74560), (3640, 68968), (3728, 67340), (3848, 65240), (4144, 60580), (4160, 60347), (4660, 53872), (4810, 52192), (5180, 48464), (5824, 43105), (5920, 42406), (6058, 41440), (6524, 38480), (6734, 37280), (7280, 34484), (7456, 33670), (7696, 32620), (8155, 30784), (8288, 30290), (8621, 29120), (9320, 26936), (9620, 26096), (10360, 24232), (11840, 21203), (12116, 20720), (13048, 19240), (13468, 18640), (14560, 17242), (14912, 16835), (15145, 16576), (15392, 16310)]